input_stream: non-blocking I/O

Add GMutex, GCond attributes which will be used by callers to
conditionally wait on the stream.

Remove the (now-useless) plugin method buffer(), wait on GCond
instead.  Lock the input_stream before each method call.  Do the same
with the playlist plugins.
This commit is contained in:
Max Kellermann
2011-09-14 21:46:41 +02:00
parent 29241c4f83
commit 754f26a97c
57 changed files with 655 additions and 379 deletions

View File

@@ -205,7 +205,7 @@ faad_song_duration(struct decoder_buffer *buffer, struct input_stream *is)
/* obtain the duration from the ADTS header */
float song_length = adts_song_duration(buffer);
input_stream_seek(is, tagsize, SEEK_SET, NULL);
input_stream_lock_seek(is, tagsize, SEEK_SET, NULL);
data = decoder_buffer_read(buffer, &length);
if (data != NULL)
@@ -406,7 +406,7 @@ faad_stream_decode(struct decoder *mpd_decoder, struct input_stream *is)
faacDecSetConfiguration(decoder, config);
while (!decoder_buffer_is_full(buffer) &&
!input_stream_eof(is) &&
!input_stream_lock_eof(is) &&
decoder_get_command(mpd_decoder) == DECODE_COMMAND_NONE) {
adts_find_frame(buffer);
decoder_buffer_fill(buffer);